package com.itheima.service.impl;

import com.itheima.service.UserService;

/**
 * @program: Spring_day01_01_IOC入门程序
 * @description:
 * @author: xuejingjing
 * @create: 2021-07-23 17:32
 **/
public class UserServiceImpl implements UserService {
    public UserServiceImpl(){
        System.out.println("UserServiceImpl 构造方法执行了...");
    }
    public void save() {
        System.out.println("Spring_day01_02_ioc配置 run...");
    }
}
